var express = require('express');
var path = require('path');
var favicon = require('serve-favicon');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');

var app = express();

var config = require('./webconfig');
config.contextPath = config.contextPath == null ? "" : config.contextPath;
var contextPath = config.contextPath.indexOf("/") == 0 || config.contextPath.length == 0
	? (config.contextPath.length == 1 ? "" : config.contextPath)
	: "/" + config.contextPath;
app.locals.contextPath = contextPath;

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'ejs');

// uncomment after placing your favicon in /public
//app.use(favicon(path.join(__dirname, 'public', 'favicon.ico')));
app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(contextPath,express.static(path.join(__dirname, 'public')));

//app.use('/', index);

const glob = require('glob');
glob.sync(__dirname + '/controllers/*.js').forEach(file => {
    const instance = require(file);
    app.use(contextPath,instance)

    // generate url,replace '.js' and 'controllers'
    //const urlPath = file.replace(/\.[^.]*$/, '').replace('/controllers', '').replace(__dirname,'');
    //const action = instance.action;
    //const methods = Object.keys(action);

    //methods.forEach(method => {
    //    console.log(urlPath + "/" + method.toLowerCase());
    //    app.get(urlPath + "/" + method.toLowerCase(), action[method]);
    //});
});
glob.sync(__dirname + '/controllers/*/*.js').forEach(file => {
    const instance = require(file);
	const dirname = __dirname.replace(/\\/g,'/');
    const urlPath = file.replace(/[\\|/]\w+.js$/, '').replace('/controllers', '').replace(dirname,'');

    app.use(contextPath + urlPath,instance)
})


// catch 404 and forward to error handler
app.use(function(req, res, next) {
  var err = new Error('Not Found');
  err.status = 404;
  next(err);
});

// error handler
app.use(function(err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'dev' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});

module.exports = app;
